Frothing bell



FIG. 1 is a front perspective view of a design of the frothing bell;

FIG. 2 is a side elevation view of the frothing bell of FIG. 1, with theother sides of the frothing bell being identical images thereof;

FIG. 3 is a top plan view of the frothing bell of FIG. 1; and,

FIG. 4 is a bottom plan view of the frothing bell of FIG. 1.

The portion shown in broken lines is for illustrative purposes only andforms no part of the claimed design.

I claim the ornamental design for a frothing bell, as shown anddescribed.